OpenTechnical

OT-2026-000094996

Publication integrity record

Two cup vacuum gripper, two zone face, three 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-2026-000094996) never changes.

Identity and time

Publication numberOT-2026-000094996 · never reused
Internal UUID01a0ae9f-2df0-7a08-a9a1-1a578de45f13 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094996
StatusPUBLIC

Content hashes

Canonical texte7c3ff2a0b4e7a45d2de218c94811b711d1073d5e4e46c6d31fbe2d2e94b3e7c
Markdownd83a1b93ef01623f27683ce405c0a87d9cc58e19c2fdd9be3149a1f38af212fb
PDF
Publication pageb6e48c28741e3f492fd34ddaea846e2f5c5690da6309e8c3b0695adc6de59420
Manifest0b649b5ba757b645c865e27a456b9b481a3b033f992af1b9171508be1108f372

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
SignatureH9Wf2Cbcf9QsuLIaDKfHM2/xGU4tWYEwSxSQiUmhjZpNxRtCneL+MlfyPVYbs2241HcZ9ZXQNSYIQ1H4Xbj7Cw==
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

2026-09-17T09:37:32.880847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094996
observed b6e48c28741e3f492fd34ddaea846e2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.863268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094996/manifest.json
observed 0b649b5ba757b645c865e27a456b9b48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.845382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094996/publication.md
observed d83a1b93ef01623f27683ce405c0a87d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.828034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094996/publication.txt
observed e7c3ff2a0b4e7a45d2de218c94811b71...
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.