OpenTechnical

OT-2026-000074296

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, vented before set-down

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-2026-000074296) never changes.

Identity and time

Publication numberOT-2026-000074296 · never reused
Internal UUID01a0ae93-7178-73bd-a888-e69b9aba6999 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074296
StatusPUBLIC

Content hashes

Canonical text88fe984dea8b7c11a64c150ecabf11785d1993acfb05651aaf02ca924a3fefbe
Markdown8943729eb55c0d4478fea513b622f6bdd008d048fa7e1e1ee78846f564f256d0
PDF
Publication page5a13a7a81185f6b28c41337512e54f0ccdce385a7c98398799c8a26afcacc2c1
Manifest1967fd5313989fe106523bed7b2dec004c375b7c0903e670e8471d642df9b9f3

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
Signatureq/0kk5Rnx1IgNRWSZCf2YSQ+FLoGI9Aen2wszhL9ESFvylw0oXIfppLLD821Wgi+bcqzbXAVkPZi8avgr5lGBQ==
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

2026-09-17T10:19:12.447234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074296
observed 5a13a7a81185f6b28c41337512e54f0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:12.428358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074296/manifest.json
observed 1967fd5313989fe106523bed7b2dec00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:12.406049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074296/publication.md
observed 8943729eb55c0d4478fea513b622f6bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:12.386320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074296/publication.txt
observed 88fe984dea8b7c11a64c150ecabf1178...
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.