OpenTechnical

OT-2026-000100367

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000100367) never changes.

Identity and time

Publication numberOT-2026-000100367 · never reused
Internal UUID01a0aea3-3054-7b17-a3d0-000cd3212df8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100367
StatusPUBLIC

Content hashes

Canonical text838bef68b4170185a12a60f4a497da7735995c2725bb4564a872abeff2462635
Markdown6e81cd70cdb96b908d0d9916bf9bafc89a982cb57bfc34cde0422d070b91c3ff
PDF
Publication page4d492c64fe651e3ea4bf814bb13def162f39b516b9d308a841df0f6160b8a470
Manifestfb9a60c3c14dc151f6982436fc9a2b1684d99d00dccebe3b984589fb5bcd7d21

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature8kgNB2nxpqCb6Q5HeiyRZFfWJ/cOvo4DcJVieFGH+G07oN0Wivm/yoWMmjDxiKyUO5KAW7DdBDr8a5bqpV2rDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:19.389892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100367
observed 4d492c64fe651e3ea4bf814bb13def16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.370164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100367/manifest.json
observed fb9a60c3c14dc151f6982436fc9a2b16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.350263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100367/publication.md
observed 6e81cd70cdb96b908d0d9916bf9bafc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.329129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100367/publication.txt
observed 838bef68b4170185a12a60f4a497da77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:41.607406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100367
observed 4d492c64fe651e3ea4bf814bb13def16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:41.587624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100367/manifest.json
observed fb9a60c3c14dc151f6982436fc9a2b16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:41.570035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100367/publication.md
observed 6e81cd70cdb96b908d0d9916bf9bafc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:41.553044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100367/publication.txt
observed 838bef68b4170185a12a60f4a497da77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.