OpenTechnical

OT-2026-000088618

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000088618) never changes.

Identity and time

Publication numberOT-2026-000088618 · never reused
Internal UUID01a0ae9b-8f0f-7cdc-b738-fe32be86496c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088618
StatusPUBLIC

Content hashes

Canonical text0abe278a2a459e81d6f2c8cbd7a054384e0febdb8ecf53575aacbac3e4a5663d
Markdownc460d64807536b0906d6e94bba0b07a63d8b62887ffa6b70fbf8c622db4072de
PDF
Publication pageaf11b5fb9fa93943400594610b7cf88b3192907409674d99fa043e7b99568d9a
Manifest1e3562d5be9b787fb25c0bc4a45bd09b16a6a1937767981e0db1f1f8d094e7d4

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
Signature/FyhD97268FVxyGAPw/hw0EOYQ1Wg90HpXpOA6QKP5vDLq52tq9lxLUQ7ol2FmbGJw1Q8SANKHotv4BeoN6CAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:47:49.706710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088618
observed af11b5fb9fa93943400594610b7cf88b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:49.688688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088618/manifest.json
observed 1e3562d5be9b787fb25c0bc4a45bd09b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:49.671097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088618/publication.md
observed c460d64807536b0906d6e94bba0b07a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:49.653387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088618/publication.txt
observed 0abe278a2a459e81d6f2c8cbd7a05438...
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.