OpenTechnical

OT-2026-000052636

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000052636) never changes.

Identity and time

Publication numberOT-2026-000052636 · never reused
Internal UUID01a0ae84-573b-7291-acd9-9f2ca22452f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052636
StatusPUBLIC

Content hashes

Canonical textdceb6e331033162df979d19df6a11f365ce4fcc7ff1a145b5419b8dcce986248
Markdown86d48a0016f5a58b7a34038c0203f3ead2613acbb932ce59df7158a7808a090d
PDF
Publication page977ea77a6f06ab6281b134c4d8087b9de4357b272508df310caf2eebd8100e44
Manifesta1b4455a79efa416ee911b2373873d9744a69bf5db3f29bb6091c4c5f71e5507

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
Signature+6YvijRDYTeQIe77gU5RsXq7jgbTu/t5szAGY8xT/C1OEhVJHP1AR63E08MUczymvu8ndHfAxRhkE8Zm4zXcCw==
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

2026-09-17T10:57:18.763643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052636
observed 977ea77a6f06ab6281b134c4d8087b9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:18.744481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052636/manifest.json
observed a1b4455a79efa416ee911b2373873d97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:18.723879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052636/publication.md
observed 86d48a0016f5a58b7a34038c0203f3ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:18.706162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052636/publication.txt
observed dceb6e331033162df979d19df6a11f36...
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.