OpenTechnical

OT-2026-000076028

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three 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-2026-000076028) never changes.

Identity and time

Publication numberOT-2026-000076028 · never reused
Internal UUID01a0ae94-2a00-73c5-aad8-dd5e8f7e474a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076028
StatusPUBLIC

Content hashes

Canonical text86fcbc4bace497395c6c316965173a1be3b06cb513929a075dfc392dc6899fe1
Markdown48466a89f40679352c01c91f4ebcff7c0fc2cf9e5dcab9bc54cee2b2fff8daed
PDF
Publication page9e98d7fb41fe0bf28ea2c85167e5252157d4ac8dc3efed7d6e84fd59adb236e7
Manifest33673dc7bd8f21191338934968c8dbb318eedcb9d89a7cc14a3b84c7fc37c556

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
Signaturecp+DmMdvq5ZRnwRYcA7P5Rj+Rq0UcC+Ewaxja3ROkJNpkdbj1ZiSYwKVZBAY/ei7h4/JeDcG4sKNfFIEL38tBA==
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

2026-09-17T10:20:17.100318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076028
observed 9e98d7fb41fe0bf28ea2c85167e52521...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:17.080988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076028/manifest.json
observed 33673dc7bd8f21191338934968c8dbb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:17.061793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076028/publication.md
observed 48466a89f40679352c01c91f4ebcff7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:17.041712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076028/publication.txt
observed 86fcbc4bace497395c6c316965173a1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:13.796299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076028
observed 9e98d7fb41fe0bf28ea2c85167e52521...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:13.779151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076028/manifest.json
observed 33673dc7bd8f21191338934968c8dbb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:13.762332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076028/publication.md
observed 48466a89f40679352c01c91f4ebcff7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:13.744617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076028/publication.txt
observed 86fcbc4bace497395c6c316965173a1b...
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.