OpenTechnical

OT-2026-000053486

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, vented 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-2026-000053486) never changes.

Identity and time

Publication numberOT-2026-000053486 · never reused
Internal UUID01a0ae85-0a91-7054-a7b2-17de083f62d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053486
StatusPUBLIC

Content hashes

Canonical text76e8340b67f73dd6fb99d95ec1d422f704b3bd9fd92257d956ffdf51274681f0
Markdown273018cb77f14188118b9dbbe9456e4c0839b96c388de5cb01910af1f27a9927
PDF
Publication pagea518dd08d8cfa206b3f2eac786fce591dcf0353dbe404568b7e9b5edaeb656c6
Manifestf1b1c9b2d9b33ccb1b21f2471d3e9942f25d3e6b738a8d782c09189b3d2a99a5

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
SignatureuxbZruooHom27E8oGk3nxxDwcLUU3e0ySgZLZkZXpcx+09USjLsYA/2uay+WumG45PJoejQF9P2uaguFJvu9DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:19.262291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053486
observed a518dd08d8cfa206b3f2eac786fce591...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:19.243192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053486/manifest.json
observed f1b1c9b2d9b33ccb1b21f2471d3e9942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:19.224647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053486/publication.md
observed 273018cb77f14188118b9dbbe9456e4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:19.205671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053486/publication.txt
observed 76e8340b67f73dd6fb99d95ec1d422f7...
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.