OpenTechnical

OT-2026-000082868

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented after 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-2026-000082868) never changes.

Identity and time

Publication numberOT-2026-000082868 · never reused
Internal UUID01a0ae97-8cca-7a2e-8ec6-44d2be40de60 · 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-2026-000082868
StatusPUBLIC

Content hashes

Canonical text8522b0e08073d27f1d9dab6b4a2438741daee6c3e971957227d5d781b773458a
Markdown39269f6510d312fd279c831d3ab5086fa4e72e1686642fd2a0850b5b4f558dd3
PDF
Publication page1075749765d4d4cf4c8e18b85ecd29901634658e76724b50954c021238310060
Manifestd3fed6e1397816143280025ee6f378a1aa015e18cf23584fabd7575426d301d5

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
Signaturegr6hp8BnNpx3IrITNr1BXh2YHqb7zudRBxSI93jTBNW13lujVgx/LIxpINvUUSsncpDH8VEC6LgXyO+Fib7PDw==
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

2026-09-17T09:58:32.950676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082868
observed 1075749765d4d4cf4c8e18b85ecd2990...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.933396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082868/manifest.json
observed d3fed6e1397816143280025ee6f378a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.915320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082868/publication.md
observed 39269f6510d312fd279c831d3ab5086f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.887736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082868/publication.txt
observed 8522b0e08073d27f1d9dab6b4a243874...
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.