OpenTechnical

OT-2026-000088779

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single 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-2026-000088779) never changes.

Identity and time

Publication numberOT-2026-000088779 · never reused
Internal UUID01a0ae9b-8f10-7e29-aa92-9f8a14c67fe1 · 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-2026-000088779
StatusPUBLIC

Content hashes

Canonical text1d57e8993f2fae0f56f81345dfd9fb6b6ae18f141e49933e376c62ed8f63ce8e
Markdown0fe877eb3ef06485da66dd6909d478e2b9870d8c3f516ec80fdb9279fea760f3
PDF
Publication page809b4af06afc8cb317216398fc7f0a16f1da2f6eabead53fe63b49fdd1be59aa
Manifest53327059c3e0d83fc243150143637d8d8b6f707799f451fa3554128f71d785f0

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
SignatureE+AMSbaD+Hv6StNijAdR1z/A1LJO17+quNSvvQHGfLuL257NyqJYP6ykWteqNKSpau4lwPyxOHAgQHO9NI2nBw==
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

2026-09-17T09:48:09.293932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088779
observed 809b4af06afc8cb317216398fc7f0a16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:09.275779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088779/manifest.json
observed 53327059c3e0d83fc243150143637d8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:09.258226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088779/publication.md
observed 0fe877eb3ef06485da66dd6909d478e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:09.239098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088779/publication.txt
observed 1d57e8993f2fae0f56f81345dfd9fb6b...
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.