OpenTechnical

OT-2026-000053847

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000053847) never changes.

Identity and time

Publication numberOT-2026-000053847 · never reused
Internal UUID01a0ae85-735d-7180-828a-9336f87cc14b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053847
StatusPUBLIC

Content hashes

Canonical textb5cab8104698b0e3dfb584cd219e73f245268be6f37086268d5790de39ed7005
Markdown4d6ab7f1cbc83c031b7de47dd698ef9f6922403a67926036ed91f5db9346f340
PDF
Publication pageb3c62cf7a57079beb55b21dd6f621c02cf5598ad976369bd6431dc5d4ef216f2
Manifeste5225a12d4d53d00c4a8a069b03bf1f181b29a05b9d6100520fd5823784e869d

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
Signaturej17hUEUhNtVX6cKDoUD8vRK1vWWhEHA3mcgrmReF8dlp6f+0qVzkyKx4sFqkw239kOteahmqPh71qrTuFsJfBw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:36.008922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053847
observed b3c62cf7a57079beb55b21dd6f621c02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:35.988450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053847/manifest.json
observed e5225a12d4d53d00c4a8a069b03bf1f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:35.970794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053847/publication.md
observed 4d6ab7f1cbc83c031b7de47dd698ef9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:35.951821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053847/publication.txt
observed b5cab8104698b0e3dfb584cd219e73f2...
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.