OpenTechnical

OT-2026-000061600

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000061600) never changes.

Identity and time

Publication numberOT-2026-000061600 · never reused
Internal UUID01a0ae8b-7b45-7ce8-957f-8f13a47b936b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061600
StatusPUBLIC

Content hashes

Canonical text25853e373ec04179f6349802d7898a25b53828cf3c9365b317a13cedd5f3353b
Markdown03c9abde3f4477c2184fe4815543abe2cbead43cc34cbc0c062cf5a3b924696e
PDF
Publication page989e02dc414506acfd0d7834ee2827026485c74477cdd1d6aac12df3d94e0334
Manifestaaba58823a7022f77f55e314e84d9d7039fa803e92201217b27b460db00905aa

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
Signaturelt11Ct5ttgz8tTss+nOotjr++r7NYA8Y0BOE7/s7bBtQKwUCpLZB2J6myCRGBA9xmAHGyOfwXiQ1PzPdUN8DAg==
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...

Independent retrieval

2026-09-17T10:41:31.636157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061600
observed 989e02dc414506acfd0d7834ee282702...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:31.617006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061600/manifest.json
observed aaba58823a7022f77f55e314e84d9d70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:31.598388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061600/publication.md
observed 03c9abde3f4477c2184fe4815543abe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:31.580334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061600/publication.txt
observed 25853e373ec04179f6349802d7898a25...
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.