OpenTechnical

OT-2026-000061744

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000061744) never changes.

Identity and time

Publication numberOT-2026-000061744 · never reused
Internal UUID01a0ae8b-b8aa-7358-86de-0536aba96c6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061744
StatusPUBLIC

Content hashes

Canonical text18b61d38fef1227337602b99e09f6d87b330a86eb501e4cfaff20ae1a32b2d8a
Markdowndb88f02c45567fd94eaeccf0b0e67e68e6b67c6b09a43a09a2f88edacd33ddbe
PDF
Publication page099f4016560519f09c025d76ff43e88afbd25ecb5f378c130ec74b888077e10f
Manifest9714efe342d5924b96b26a926e588a4baac232327498e8408beed1aea3f9ea82

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
Signature9tyoBtjTkPIdxG/zrhc44YW0DZDF7kjcoOG8WR7jqUJ9LFg1rcickR35PK44LLDVAOGUWcknI5huMA/qMvyqCg==
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

2026-09-17T10:40:26.513043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061744
observed 099f4016560519f09c025d76ff43e88a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:26.494937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061744/manifest.json
observed 9714efe342d5924b96b26a926e588a4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:26.474596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061744/publication.md
observed db88f02c45567fd94eaeccf0b0e67e68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:26.457856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061744/publication.txt
observed 18b61d38fef1227337602b99e09f6d87...
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.