OpenTechnical

OT-2026-000084705

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000084705) never changes.

Identity and time

Publication numberOT-2026-000084705 · never reused
Internal UUID01a0ae98-e25d-7d66-a756-2ab8787184ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084705
StatusPUBLIC

Content hashes

Canonical textb780ecedb9d004bde56158405aea8cce28e3fd26a7bab334e30b9f6959749890
Markdown228f37856d73f2fda6cd8e210cc1155814ee6c443541a0f4da4d555a68049d23
PDF
Publication pageeed3b609040a9fc402b09aadcceb48e281ebc43f1e7b8d5ff2ebcdef5263ff2e
Manifest8188c8f6b9ad364dd74c11302aad55204d2d8cd998454e39f5d9e57cb520c935

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
Signature0eilWO9MGVN3HXYWckm1IpxxkJvy6JtPr+zFTiHF9qei7w3evc0UyBtC8gLBnbTKWxhmo3vJu5LKlkRWqIxADQ==
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

2026-09-17T09:55:38.394285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084705
observed eed3b609040a9fc402b09aadcceb48e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:38.371484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084705/manifest.json
observed 8188c8f6b9ad364dd74c11302aad5520...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:38.353680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084705/publication.md
observed 228f37856d73f2fda6cd8e210cc11558...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:38.336949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084705/publication.txt
observed b780ecedb9d004bde56158405aea8cce...
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.