OpenTechnical

OT-2026-000081356

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three 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-2026-000081356) never changes.

Identity and time

Publication numberOT-2026-000081356 · never reused
Internal UUID01a0ae96-f375-73ff-b6a1-be0de7c99d86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081356
StatusPUBLIC

Content hashes

Canonical text70f5940b4683f1d82204f13541eef349f15825589c79badfc19d1ec4f65413f3
Markdown72b2c8426727c7e767664f0ef5904c293302416761696a1bf1f2858159c17b14
PDF
Publication page48eddf0c8c218a95b7796cc477987268f318ca5cca3b427513cff64e05f9056c
Manifest929131eaf2cae3311fe545dc4b1cc7fb6c964df4ba5d1afff3836fb28bfa105a

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
SignatureSF8xNY8eEvif2EI2B0WltEfcaWpOFQWompFIW4gZoDUULYzhWldsGNzXiTHdMlidAbDQkziwKFpT0pc4bvTGCQ==
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

2026-09-17T10:01:29.178612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081356
observed 48eddf0c8c218a95b7796cc477987268...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:29.148628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081356/manifest.json
observed 929131eaf2cae3311fe545dc4b1cc7fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:29.115007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081356/publication.md
observed 72b2c8426727c7e767664f0ef5904c29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:29.095166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081356/publication.txt
observed 70f5940b4683f1d82204f13541eef349...
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.