OpenTechnical

OT-2026-000082677

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000082677) never changes.

Identity and time

Publication numberOT-2026-000082677 · never reused
Internal UUID01a0ae97-8cc8-7920-9d23-ea9dc7007433 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082677
StatusPUBLIC

Content hashes

Canonical text0816d932b688056cbdbacf87ddff4a9c9d77fd036ae5a0087d309a302945fe84
Markdownbe69141d664e61e4d24b6fa1ca9635e668df0caec4ef206d806b9852b6e78a00
PDF
Publication pageb8361268d563e142bc7380e07a88e3c2e48148fdfe6dda89d534dc83a2bedcd5
Manifest02090628aab6248c05b752a097b61782a6cfea7e127302f39786d5cba146f5f0

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
SignatureEpW339kWzw5TbHjECXuL3xIYXSm0paNt0iEYcRAnhKVkI2j+sbYos5ZZplvP8muS8jpm1s7P+wHmWH7NxaljAg==
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

2026-09-17T09:58:14.738104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082677
observed b8361268d563e142bc7380e07a88e3c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:14.721162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082677/manifest.json
observed 02090628aab6248c05b752a097b61782...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:14.702962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082677/publication.md
observed be69141d664e61e4d24b6fa1ca9635e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:14.685344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082677/publication.txt
observed 0816d932b688056cbdbacf87ddff4a9c...
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.