OpenTechnical

OT-2026-000077212

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000077212) never changes.

Identity and time

Publication numberOT-2026-000077212 · never reused
Internal UUID01a0ae94-f508-7850-831e-40daae46a3eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077212
StatusPUBLIC

Content hashes

Canonical text8584f14260590f3ab1a54d4330bc930d8bd6382d406e851306a51bae3686318d
Markdown3b2c307f3638c8f3d81d487326dd5d86fc7db1b8557598b23094cc21dd4da995
PDF
Publication page81667f9d69f128a294952869844ee09b379cbdca909f567df97ce0182ef1489e
Manifest27b4718fc16f3be45639a22bb281bdb8e975531ae950fac51ec78da193bba2c4

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
SignatureGlKLlE5IjgePSnqtLNQg1MiFr+pq8rHI2Z80O9YqD6aeWVIYR5hzwN6NC3Ty5m12u6TXPLJUDOOqccaV65vtCw==
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

2026-09-17T10:08:48.824532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077212
observed 81667f9d69f128a294952869844ee09b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:48.804049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077212/manifest.json
observed 27b4718fc16f3be45639a22bb281bdb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:48.784046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077212/publication.md
observed 3b2c307f3638c8f3d81d487326dd5d86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:48.764467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077212/publication.txt
observed 8584f14260590f3ab1a54d4330bc930d...
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.