OpenTechnical

OT-2026-000073876

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000073876) never changes.

Identity and time

Publication numberOT-2026-000073876 · never reused
Internal UUID01a0ae93-2b8e-75da-ae23-96ea4dea63d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073876
StatusPUBLIC

Content hashes

Canonical text048b1502c2b1a0f73092a94f870176ad7d3512212606280e6256f46f3260e68a
Markdown950fe70b981fba8758e60d51fd3b62668d880128d339b4d675523169029e7635
PDF
Publication pagebe651523ca524ee7c1b02931cb7a350332fb495267a079d898c5279a26b842e7
Manifest56c18f2adcd3c0704120039a5f9cd89f8a216333d50d3982df8bacb723c27af1

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
Signatureh6QypupuvacLf7lUEPikZ1udQWw1/FmuCbnVweTPcB762k5zAkKI8cK+8C8qf6ZJNZ1rTnUKVQ4uKoJitK1DBw==
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

2026-09-17T10:20:01.415505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073876
observed be651523ca524ee7c1b02931cb7a3503...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:01.398136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073876/manifest.json
observed 56c18f2adcd3c0704120039a5f9cd89f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:01.381085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073876/publication.md
observed 950fe70b981fba8758e60d51fd3b6266...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:01.358058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073876/publication.txt
observed 048b1502c2b1a0f73092a94f870176ad...
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.